52 lines
1.5 KiB
JavaScript
52 lines
1.5 KiB
JavaScript
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const OSRM = require('../../');
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const {performance, createHistogram} = require('node:perf_hooks');
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// usage: node test/nodejs/benchmark.js berlin-latest.osrm 13.388860,52.517037;13.385983,52.496891
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const args = process.argv.slice(2);
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const path = args[0] || require('./constants').mld_data_path;
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function parseWaypoints(waypoints) {
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if (waypoints == undefined) {
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return undefined;
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}
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return waypoints.split(';').map((waypoint) => {
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const [lon, lat] = waypoint.split(',');
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return [parseFloat(lon), parseFloat(lat)];
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});
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}
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const waypoints = parseWaypoints(args[1]) || [[7.41337, 43.72956],[7.41546, 43.73077]];
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const osrm = new OSRM({path, algorithm: 'MLD'});
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async function route(coordinates) {
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const promise = new Promise((resolve, reject) => {
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osrm.route({coordinates, steps: true, overview: 'full'}, (err, result) => {
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if (err) {
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reject(err);
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} else {
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resolve(result);
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}
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});
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});
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return promise;
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}
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async function benchmark() {
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// warmup
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await route(waypoints);
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const performanceHistorgram = createHistogram();
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for (let i = 0; i < 1000; i++) {
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const start = performance.now();
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await route(waypoints);
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const end = performance.now();
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// record result in microseconds
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performanceHistorgram.record(Math.ceil((end - start) * 1000));
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}
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console.log(performanceHistorgram);
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}
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benchmark();
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